Author Question: Undersized suction lines: A) Can reduce system efficiency because of a high pressure drop. B) ... (Read 46 times)

penguins

  • Hero Member
  • *****
  • Posts: 903
Undersized suction lines:
 
  A) Can reduce system efficiency because of a high pressure drop.
  B) Can cause poor oil return because of high refrigerant velocity.
  C) Can cause poor oil return because of low refrigerant velocity.
  D) Can reduce system efficiency because of a low pressure drop.

Question 2

How can a technician determine when a filter drier is stopped up and needs changing?
 
  A) The pressure drop will exceed 2 psig. B) The drier will vibrate violently.
  C) The clogged filter flag will pop out. D) The indicating chemical disc will change color.



mcni194

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

A

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

For a complete list of videos, visit our video library